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Recent spam campaigns powered by Necurs uses Internet Query File attachments

June 26, 2018

Trend Micro experts reported the Necurs botnet has been using Internet Query (IQY) files in recent spam campaigns to bypass security protections.

The Necurs botnet is currently the largest spam botnet, it has been active since at least 2012 and was involved in massive campaigns spreading malware such as the Locky ransomware, the Scarab ransomware, and the Dridex banking Trojan.

Necurs is the world’s largest spam botnet, it is composed of millions of infected computers worldwide.

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